<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>作用域插槽的案例</title>
  </head>
  <body>
    <div id="app">
      <cpn></cpn>
      <cpn>
        <!-- 获取子组件中的language -->
        <template slot-scope="slot">
          <!-- <span v-for="item in slot.data">{{item}}- </span> -->
          <span>{{slot.data.join(' - ')}}</span>
        </template>
      </cpn>
    </div>

    <template id="cpn">
      <div>
        <slot :data="language">
          <ul>
            <li v-for="item in language">{{item}}</li>
          </ul>
        </slot>
      </div>
    </template>

    <script src="../vue.js"></script>

    <script>
      const app = new Vue({
        el: "#app",
        components: {
          cpn: {
            template: "#cpn",
            data() {
              return {
                language: ["javaScript", "Java", "C++", "python"],
              };
            },
          },
        },
      });
    </script>
  </body>
</html>
